Using EMS to create haptic feedback

Zapping your forearm using electrical muscle stimulation (EMS) makes your muscle contract, meaning you have to use another muscle to counteract it, resulting in a force feedback feeling. Because the system uses just 2 wires, it can easily be miniturised and fitted to smartphones for haptic gaming. Muscle-zapper forces gamers' own hands against them – Read more about Using EMS to create haptic feedback[…]

The Patent King: has a staggering 558 patents, costing companies around the world some $1.5 billion in licensing fees. But what did Jerome Lemelson actually invent?

Apparently he invented tiny incremental improvements on paper and used a trick to delay the patent submitting process so that he could incorporate existing technologies into patents filed ages ago. He also made the patents huge, vague and filed them again and again after refusal. Then he started to sue and sue and sue. The Read more about The Patent King: has a staggering 558 patents, costing companies around the world some $1.5 billion in licensing fees. But what did Jerome Lemelson actually invent?[…]